Section 22-13-5-3 - Written interpretation binding on interested person and county or municipality(a) A written interpretation issued under section 2 of this chapter binds the interested person and the county or municipality with whom the interested person has the dispute until the written interpretation is overruled in a proceeding under IC 4-21.5.(b) For purposes of IC 4-21.5, the commission is the ultimate authority regarding a written interpretation issued under section 2 of this chapter.As added by P.L. 71-1999, SEC.1.